Thank you for clarifying the difference between the two discounts FCfL and the FCf"E"L - I misread but knew of the differences.
I don't have Medallion status but do have the Ax Reserve Card and am thinking of converting to the Ax Platinum for better off line enhancements .
One thing that you no doubt have noticed is that if you know your travel plans far enough in advance often First/Business class fares can
be had for coach. The last minute walk-up fares excluded !